New cases, not before in this journal. ... The present representation of Perkins's patent metallic tractors, is given through this medium with a view to satisfy the daily applications made to the patentee by his numerous correspondents
Publisher: Printed by George Cooke, Dunstan's Hill, Tower-Street
Published: 1802
Place of publication: London]
Language: eng
Subjects: Metallic Tractors
Notes: Caption title.

Latest testimonial dated January 11th, 1802.

Foot of p. [4]: "The tractors ... may be had ... of Benjamin Douglas Perkins, A.M. the patentee, in the house of the late John Hunter, Surgeon, Leicester Square".

Illustration of Perkins's metallic tractors around text on p. [1], with caption: "A. a neat morocco case, containing a set of the tractors; B. B. a tractor, in a back and front view ..."